Results 11 to 20 of about 2,325,941 (278)

Continuous Dependence of Coincidence Points on a Parameter

open access: yesSet-Valued and Variational Analysis, 2014
In the paper, the authors consider the coincidence points existence problem with a parameter in metric spaces. They give sufficient conditions for the dependence of a coincidence point on the parameter to be continuous, Hölder continuous, or Lipschitz continuous.
Aram Arutyunov, Sergey Zhukovskiy
exaly   +7 more sources

Coincidence points in uniform spaces [PDF]

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1993
In this note, we give a coincidence point theorem in sequentially complete Hausdorff uniform spaces. Our result reduces to a result of Acharya [1].
T. Kubiak, Y. J. Cho
doaj   +5 more sources

Asymptotically Coupled Coincidence Points and Asymptotically Coupled Fixed Points in Fuzzy Semi-Metric Spaces

open access: yesAxioms, 2022
Asymptotically coupled coincidence points and asymptotically coupled fixed points in fuzzy semi-metric spaces are studied in this paper. The fuzzy semi-metric space is taken into account, which lacks symmetric conditions.
Hsien-Chung Wu
doaj   +4 more sources

On coincidence points for vector mappings

open access: yesRussian Mathematics, 2016
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
E S Zhukovskiy
exaly   +6 more sources

Coincidence Points in Generalized Metric Spaces

open access: yesSet-Valued and Variational Analysis, 2014
The authors continue the research (see [\textit{A. V. Arutyunov}, Dokl. Math. 76, No. 2, 665--668 (2007; Zbl 1152.54351); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 416, No. 2, 151--155 (2007)]) on coincidence points for maps (single-valued and set-valued) such that one of them is \(\beta\)-Lipschitz continuous and the second one is an ...
Sergey Zhukovskiy
exaly   +7 more sources

Coincidence points of two maps

open access: yesFunctional Analysis and Its Applications, 2014
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Arutyunov A.V.
exaly   +6 more sources

Common Coincidence Points and Common Fixed Points in Fuzzy Semi-Metric Spaces

open access: yesMathematics, 2018
We propose the so-called fuzzy semi-metric space in which the symmetric condition is not assumed to be satisfied. In this case, there are four kinds of triangle inequalities that should be considered.
Hsien-Chung Wu
doaj   +3 more sources

New Existence Results and Generalizations for Coincidence Points and Fixed Points without Global Completeness [PDF]

open access: yesAbstract and Applied Analysis, 2013
Some new existence theorems concerning approximate coincidence point property and approximate fixed point property for nonlinear maps in metric spaces without global completeness are established in this paper.
Wei-Shih Du
doaj   +4 more sources

Coincidence and fixed points of nonlinear Hybrid contractions [PDF]

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1989
In this Der, we show the existence of solutions of functional equations fx∈sx∩tx and x=fx∈sx∩Tx under certain contraction and asymptotic regularity conditions, where f, S and T are single-valued and multl-valued mappings on a metric space, respectively ...
Shyam Lal Singh, Ki Sik Ha, Yeol Je Cho
doaj   +2 more sources

On the structure of the set of coincidence points

open access: yesSbornik: Mathematics, 2015
We consider the set of coincidence points for two maps between metric spaces. Cardinality, metric and topological properties of the coincidence set are studied. We obtain conditions which guarantee that this set (a) consists of at least two points; (b) consists of at least n points; (c) contains a countable subset; (d) is uncountable.
Arutyunov A.V., Gel'man B.D.
core   +5 more sources

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